Propyl benzenesulfonate

苯磺酸丙酯

Also known as: propyl benzenesulphonate, n-Propyl Benzenesulfonate, Benzenesulfonic Acid Propyl Ester, Benzenesulfonic acid propyl ester, Nsc 3216, Ccris 9162, Einecs 201-278-8

Propyl benzenesulfonate (CAS 80-42-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H12O3S and a molecular weight of 200.25500 g/mol. It is also known as propyl benzenesulphonate, n-Propyl Benzenesulfonate and Benzenesulfonic Acid Propyl Ester. Key properties include a boiling point of 298.8ºC at 760 mmHg, a density of 1.173g/cm3 and a flash point of 134.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
80-42-2
Jingsj CID
J-1500579-7
Molecular Formula
C9H12O3S
Chinese Name
苯磺酸丙酯
Molecular Weight
200.25500 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point298.8ºC at 760 mmHg
Density1.173g/cm3
Flash Point134.5ºC

Frequently Asked Questions

What is the CAS number of Propyl benzenesulfonate?

The CAS number of Propyl benzenesulfonate is 80-42-2.

What are the molecular formula and molecular weight of Propyl benzenesulfonate?

Propyl benzenesulfonate has molecular formula C9H12O3S and molecular weight 200.25500 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Propyl benzenesulfonate (CAS 80-42-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1500579-7 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.